STARRETT Spindle Square: 0 in to 0.25 in, 0-50-0 Dial Reading, 0.001 in Graduations

The STARRETT Spindle Square (model 649-1) is used for precision alignment and squareness checks on machine tool spindles, such as those in milling machines and lathes. It helps operators verify spindle perpendicularity to the table or work surface, ensuring accurate machining setups in metalworking and industrial manufacturing environments.

The STARRETT Spindle Square 649-1 has a measurement range of 0 in to 0.25 in, with a 0-50-0 dial reading and 0.001 in graduations in inch units. It is manufactured by STARRETT under part number 649-1. This tool is designed for precise spindle alignment checks in machine tool applications.

You can source the STARRETT Spindle Square 649-1 through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine STARRETT precision tools for industrial buyers.

To maintain accuracy of your STARRETT Spindle Square, keep it clean and store it in a protective case when not in use. Avoid dropping or applying excessive force. Periodically check the dial indicator zero setting and recalibrate if needed. Use a soft cloth to wipe surfaces; do not use abrasive cleaners that could damage graduations.